gmacgrp_mac_address40_low
Register 561 (MAC Address40 Low Register)
The MAC Address40 Low register holds the lower 32 bits of the 41st 6-byte MAC address of the station.
Module Instance | Base Address | Register Address |
---|---|---|
i_emac_emac0 | 0xFF800000 | 0xFF8008C4 |
i_emac_emac1 | 0xFF802000 | 0xFF8028C4 |
i_emac_emac2 | 0xFF804000 | 0xFF8048C4 |
Size: 32
Offset: 0x8C4
Access: RW
Important: The value of a reserved bit must be maintained in software. When you modify registers containing reserved bit fields, you must use a read-modify-write operation to preserve state and prevent indeterminate system behavior.
Bit Fields | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
addrlo RW 0xFFFFFFFF |
|||||||||||||||
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
addrlo RW 0xFFFFFFFF |
gmacgrp_mac_address40_low Fields
Bit | Name | Description | Access | Reset |
---|---|---|---|---|
31:0 | addrlo |
MAC Address40 [31:0] This field contains the lower 32 bits of the 41st 6-byte MAC address. The content of this field is undefined until loaded by the Application after the initialization process. |
RW | 0xFFFFFFFF |